Home / 114,337.04-157,839.96-80,374.64

Finding the Fourth Proportional to 114,337.04, 157,839.96 and 80,374.64

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Solution

The fourth proportional to 114,337.04, 157,839.96 and 80,374.64 is: 110,955.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,337.04 : 157,839.96 = 80,374.64 : x
  2. Step 2: Convert to fraction form
    114,337.04/157,839.96 = 80,374.64/x
  3. Step 3: Cross multiply
    114,337.04x = 157,839.96 × 80,374.64
  4. Step 4: Simplify right side
    114,337.04x = 12,686,329,962.61
  5. Step 5: Solve for x
    x = 12,686,329,962.61/114,337.04
  6. Step 6: Final answer
    x = 110,955.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.